B I Enterprise offers Type 4 Integrated and Compact Safety Light Curtain. B I Enterprise also offers limit switches, bus compatible distribution system, level sensor, distance sensor, safety interfaces, pulse insulators. The Type 4 Integrated and Compact Safety Light Curtain is ideal for protection of any tool machine, in particular where space restrictions exist. The Type 4 Integrated and Compact Safety Light Curtain have resolution up to 30 mm if installed on a plan and up to 40 mm if installed at 90 Degree. This Safety Light Curtain is available in X and XH versions.